Daikin ERGA04EAV37 Installer's Reference Manual page 107

ERGA04~08EAV3+V3A+V37 + EHSH/X(B)04+08P30+50EF
Daikin Altherma 3 R ECH₂O
4P678716-1A – 2022.07
2 Connect the shut-off valves using the flat gaskets (accessory bag) to the space
heating/cooling water pipes of the indoor unit.
3 Connect the space heating/cooling field piping to the shut-off valves using a
sealing.
Do NOT exceed the maximum tightening torque (Thread size 1", 25-30 N•m). To
avoid damage, apply the necessary countertorque with a suitable tool.
2
≤Ø7 mm
4 Connect the domestic hot water in and out pipes to the indoor unit.
Do NOT exceed the maximum tightening torque (Thread size 1", 25-30 N•m). To
avoid damage, apply the necessary countertorque with a suitable tool.
1
5 Cut open the top cover.
If the space heating/cooling or the domestic hot water pipes are directed upwards,
the top cover must be cut along the perforation with a suitable tool.
6 Support the water piping.
For rearward facing connections: Support hydraulic lines suitably according to the
spatial conditions. This is valid for all water pipes.
3
1
2
8 Piping installation
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Installer reference guide
107